diff --git a/README.md b/README.md
index eaa7144..8450da1 100644
--- a/README.md
+++ b/README.md
@@ -289,7 +289,7 @@ NotificationHandler handler = new NotificationHandler(verifier, apiV3Key.getByte
 // 验签和解析请求体
 Notification notification = handler.parse(request);
 // 从notification中获取解密报文
-System.out.println(nottDecryptData());
+System.out.println(notification.getDecryptData());
 ```
 
 [NotificationHandlerTest](src/test/java/com/wechat/pay/contrib/apache/httpclient/NotificationHandlerTest.java#105)是一个更完整的示例。
diff --git a/src/main/java/com/wechat/pay/contrib/apache/httpclient/auth/AutoUpdateCertificatesVerifier.java b/src/main/java/com/wechat/pay/contrib/apache/httpclient/auth/AutoUpdateCertificatesVerifier.java
index a1550e3..cf4987c 100644
--- a/src/main/java/com/wechat/pay/contrib/apache/httpclient/auth/AutoUpdateCertificatesVerifier.java
+++ b/src/main/java/com/wechat/pay/contrib/apache/httpclient/auth/AutoUpdateCertificatesVerifier.java
@@ -32,7 +32,7 @@
 
 /**
  * 在原有CertificatesVerifier基础上，增加自动更新证书功能
- * 该类已废弃，请使用ScheduledUpdateCertificatesVerifier
+ * 该类已废弃，请使用CertificatesManager
  *
  * @author xy-peng
  */